反应详情

Combine 2-[(R)-2-(1H-Indol-3-yl)-1-carboxymethyl-ethylamino]-N-(t-butoxycarbonyl)-N-(2-phenyl-ethyl)-ethylamine (1.64 g, 3.53 mmol) and dichloromethane (30 mL). Slowly pass hydrogen chloride gas through the solution for 20 minutes. Stir for 1 hour. Add diethyl ether (150 mL) to form a solid. Filter and dry under vacuum to give the title compound. Elem. Anal. calculated for C22H27N3O2 .0.75 H2O: C, 58.70; H, 6.98; N, 9.14. Found: C, 58.71; H, 6.98; N, 9.14.

1. filtrationFilter
2. customdry under vacuum